PCBN & PCD inserts General turning Ideal machining conditions TNGA L I.C S d Turning CBN inserts Normal machining conditions Unfavourable machining conditions 16 04 16.5 9.525 4.76 3.81 A TN** negative insert BL (CBN) BH (CBN) P Turning K N H B YCB111 YCB121 YCB131 YCB211 ISO r ap f TNGA160404-3 0.4 0.08-0.50 0.05-0.20 ż ż TNGA160408-3 0.8 0.08-0.50 0.05-0.25 ż Ɣ ż ż Milling TNGA160412-3 1.2 0.08-0.50 0.05-0.30 ż ż ż ż Ɣ Ex stock ż On demand BL CBN with a low CBN content BH CBN with a high CBN content Tool holder DTGNR/L Kr: 91° PTFNR/L Kr: 91° PTTNR/L Kr: 60° PTGNR/L Kr: 90° MTGNR/L Kr: 90° MTJNR/L Kr: 93° MTJNR/L-Z Kr: 93° C Drilling A200 A213 A214 A215 A226 A227 A228 MTFNR/L PTFNR/L Kr: 91° Kr: 90° D Information A229 A290 Technical E Index System code A40 Grade selection A146 Technical info A447 Cutting data A324 A 151